hr {color:sienna;}
p {margin-left:20px;}
body {
    /* background-color: rgb(218, 236, 216); */
    /* background-image: url(https://img2.baidu.com/it/u=1186034823,4204639200&fm=26&fmt=auto&gp=0.jpg); */
    background-repeat: no-repeat;
    background-position: right top; 
    background-attachment: fixed;
    
    }
a {
    text-decoration: wavy;
    text-decoration: none;
}

p.upper
{
    text-transform: uppercase;

}

p.lower
{
  text-transform: lowercase;
  text-indent: 50px;
}

a:link 
{
    color: aqua;
}
a:visited
{
    color: rgb(132, 145, 145);
}
a:hover
{
    color: blanchedalmond ;
}
a:active
{
    color: cadetblue;
}
/* 无序列表样式 */
ul.a
{
    list-style-type: square;
}
ul.b
{
    list-style-type: circle;

}
/* 分组选择器 */
table,th,td
{
    border: 1px solid black;
    text-align: center;
    padding: 8px;
}
table
{
    border-collapse: collapse;
}


#lineTd {
    background: rgb(218, 236, 216) url() no-repeat 100% center;   
    padding: 10px;
   }

table.jianli
{
    border: 1px solid black;
}

/* 简历的标题背景色为灰色 */
table.jianli th
{
    background-color: rgb(199, 192, 192);

}

.massage
{
    width: 50px;
    height: 10px;
}

.biankuang
{
    /* border-style: groove; */
    border-style: dotted;
    outline: dotted;
}


/* 同级CSS选择器 */
.div-test2.div-test {
    outline: 10px solid yellow;
}

.div-test2{
    outline: 10px solid springgreen;
}

.div-test
{
    border: 10px solid black;
    width: 800px;
    height: 800px;
    overflow: scroll;
    outline: 10px solid red;
}

.div-test2.div-test input {
    border: 10px solid orange;
}

.div-test input {
    border: 10px solid seagreen;
}

.div-test2.div-test .input-test[data-item="kxq"] {
    border: 10px solid rgb(247, 11, 22);
}

.div-test input:not(.input-test) {
    border: 10px solid rgb(114, 42, 248);
}

.div-test + .btn-test
{
    border: 10px solid black;
}

.btn-test
{
    border: 10px solid royalblue;
    color: red;
}

/* #id-by
{
    background-color: palevioletred;
} */
.by
{
    background-color: palegreen;
}

body {
    background-color: palegoldenrod;
}

.btn-test:active
{
    border: 20px solid blue;
}

.btn-test:hover
{
    border: 20px solid rgb(246, 42, 103);
}

.btn-test:focus
{
    border: 20px solid rgb(94, 240, 49);
}

.btn-test:visited
{
    border: 20px solid rgb(36, 41, 34);
}

.btn-test::before
{
    content: "o";
    width: 20px !important;
    height: 20px !important;
    border: 10px solid red;
}


/* 嵌套选择器练习 */
p {
    color: blue;
    text-align: center;
}
.marked 
{

    color: rgb(31, 37, 37);
}

.marked p
{
    color: aqua;
    text-decoration: underline;
}

p.marked
{
    text-decoration: underline;
}

div.hgtest
{
    border: 1px solid red;
    height: 50px;
    line-height: 50px;
    text-align: center;
    visibility: collapse;
    display: none;
  
}

p.overflow
{
    border: 1px solid black;
    width: 100px;
    height: 500px;
    /* overflow: scroll; */
    overflow: inherit;
    clear: both;
}

/* 录取表格 */

.luquTable
{
    margin: auto;

} 

* {
    box-sizing: border-box;
}

.topmenu
{
    list-style-type: none;
    margin: 0;
    padding: 0;
    overflow: hidden;
    background-color: darkgrey;
}

.luquTable
{
    text-align: center;
    padding: 50px;
}

/* .luquTableBiaoTi
{
    text-align: left;
    padding-left: 200px;
} */


/* 水平居中一个元素的效果 */
.luqutable
{
    margin: auto;
    width: 50%;;
}

.img-test
{
    display: block;
    margin: auto;
    width: 250px;
    height: 400px;
}

.inline-test
{
    display: inline;
}


/* 导航栏 */
.main-nav ul
{
  list-style-type: none;
  margin: 0;
  padding: 0;  
  color: #555;
  
}

/* 垂直导航栏 */
ul li 
{
    display: block;
    width: 100px;
    background-color: #f1f1f1;
    padding: 8px 30px;
    text-align: center;
    border: 1px solid black;
    border-bottom: none;
}

/* 鼠标移动到选项上修改背景颜色 */
ul li a :hover
{
    background-color: #555;
    color: white;
}

li :active
{
    background-color: #4CAF50;
    color: white;
}

